/**
 * Created with IntelliJ IDEA.
 * User: wenxiwen
 * Date: 2022/4/1
 * Time: 10:57
 * Description: No Description
 */
 class OutClass {
    public int doat = 10;
    private int doat1 = 20;
    public static int doat2 = 30;

    public OutClass(int doat) {
        this.doat = doat;
    }

    static class InnerClass {
       public int doat3 = 10;
       private int doat4 = 20;
       public static int doat5 = 30;


    }
}

public class TestDemo2 {
    public static void main(String[] args) {
        OutClass.InnerClass innerclass = new OutClass.InnerClass();
    }

}